Accessory housing units are allowed land uses in all zones where otherwise consistent with the standards of this chapter and the Clallam County Code. Accessory housing includes accessory dwelling units (ADUs), accessory apartments, and caretaker apartments. Accessory housing which conforms to the standards in this chapter shall not be considered to exceed the allowable density for the lot upon which it is located and shall be considered a residential use which is consistent with the comprehensive plan and zoning designation for the lot.